A quiet river

Recording by Christian Janssen.

Recording identifiers

ISRC
NLG6Y2400022
CopyrightID (CopyrightChains transaction hash)
0xb6354426b65d1deef60fed4b051d5adf277a037b77e3b4b4aecc24891b57505a
Copyright registration time
2026-06-04T11:43:16+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:87d4d65cd2735aaf962096f50b908e7f444df8908b5fe3311ba2e2f67bab20de

What this proof establishes

This recording belongs to ProofProfile's historical evidence base derived from the pre-2022 AcousticBrainz and MusicBrainz corpus. ISRC is the stable recording-level bridge from that source corpus to the authoritative cc-db-prod track record.

CopyrightChains and Bitcoin OpenTimestamps make the exact committed record independently verifiable today. The cryptographic proof does not by itself establish authorship or ownership of the underlying recording.

Read the complete pre-generative-AI provenance and verification method.